Details of deck porch construction how to build a deck that won t collapse.
Best boards pine cedar red cedar for floor joists.
Because red cedar is an oily wood it falls in the class of other woods such as redwood that can be left untreated if so desired.
The tongue and groove pine flooring must run perpendicular to the floor joists.
Red cedar is for example not as hard as yellow pine making it more vulnerable to gouges and scratches when used in applications such as deck flooring.
Department of commerce wwpa is certified as a lumber inspection and rules writing agency.
Pressure treated wood excels when used for structural members such as support posts and joists.
The bending and compressive strengths of cedar are less than those of pine too which make it less capable in important structural roles.
Approved by the board of review of the american lumber standard committee inc.
Hickory is the hardest common wood that is commercially available followed by pecan hard maple and white oak.
It plays an important role in deciding how a wood is finished.
Deck board and framing member spacing.
Span tables for 8 x12 x24 western red cedar this pergola maximum span calculator for wood joists and rafters yellow pine framing span tables for 8 x12 x24 western red cedar this pergola kayu exotic hardwood vs western red cedar softwood span tables for deck joists beams and flooring giving.
Red cedar can be painted too if desired.
Most carpenters figure a lifespan of 15 to 20 years for cedar wood deck boards but it can deteriorate faster when used for ground level decks and for shaded decks that are slow to dry out.
This article series discuss best porch deck construction practices including choice of framing materials decking or flooring choices installation how to select and use deck and porch structural and flooring fasteners actual deck porch framing construction details.
To keep the wide boards from cupping you ll face nail them with cut nails driven through the subfloor and into the joists photo 18.
For the best results draw the floor plan to scale and lay out rows of boards fig.
Color contributes to the personality of wood.
Alsc which operates under the jurisdiction of the u s.
Softwood includes cedar pine spruce and fir wood.
The western lumber products of its member companies.
Lumber buyers can look to wwpa s registered grade mark for.
There are two categories of wood.
Cedar doesn t readily absorb moisture and since moisture is what creates twisting and splitting cedar wood decking tends to lie flat and straight.
For example red cedar will give you a very different look and character than white pine.
Texture is the wood property that determines the condition of the surface and its stability.
Unfortunately most pressure treated wood isn t that good looking.
The treatment process begins when the lumber usually pine or fir is run through machines that perforate the surfaces with hundreds of small incisions.
Even untreated red cedar will maintain its structural integrity for many years.
